OS SYSTEMS
US and European
Suit Size Chart

Drysuit
Size
Neck
Maximum
Chest
Waist
Hips
Maximum
Weight
Maximum
Height
Maximum
Extra 
Small
13½"
30-35"
26-28"
36
115 lb
5'2"
Small
14½"
35-38"
28-30"
38
135 lb
5'6"
Medium
15½"
38-40"
30-34"
42
160 lb
5"11"
Large
16½"
42-44"
34-38"
44
200 lb
6'1"
Extra
Large
17½"
46-48"
38-42"
48
230 lb
6'3"
XX Large
18½"
50-52"
44-48"
52
260 lb
6'4"
NOTE: During 1997 and 1998 the sizing patterns were all reworked to match industry standards. Fitting into an older suit does not necessarily mean that you will fit into a current model of the same stated size. Please try on the suit before purchasing.

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